
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

/**
 * AUTO-GENERATED FILE. DO NOT MODIFY.
 */

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
import { __extends } from 'tslib';
import * as graphic from '../../util/graphic.js';
import { setStatesStylesFromModel, toggleHoverEmphasis } from '../../util/states.js';
import ChartView from '../../view/Chart.js';
import { numericToNumber } from '../../util/number.js';
import { eqNaN } from 'zrender/lib/core/util.js';
import { saveOldStyle } from '../../animation/basicTransition.js';
var DEFAULT_SMOOTH = 0.3;

var ParallelView =
/** @class */
function (_super) {
	__extends(ParallelView, _super);

	function ParallelView() {
		var _this = _super !== null && _super.apply(this, arguments) || this;

		_this.type = ParallelView.type;
		_this._dataGroup = new graphic.Group();
		_this._initialized = false;
		return _this;
	}

	ParallelView.prototype.init = function () {
		this.group.add(this._dataGroup);
	};
	/**
   * @override
   */

	ParallelView.prototype.render = function (seriesModel, ecModel, api, payload) {
		// Clear previously rendered progressive elements.
		this._progressiveEls = null;
		var dataGroup = this._dataGroup;
		var data = seriesModel.getData();
		var oldData = this._data;
		var coordSys = seriesModel.coordinateSystem;
		var dimensions = coordSys.dimensions;
		var seriesScope = makeSeriesScope(seriesModel);
		data.diff(oldData).add(add).update(update).remove(remove).execute();

		function add(newDataIndex) {
			var line = addEl(data, dataGroup, newDataIndex, dimensions, coordSys);
			updateElCommon(line, data, newDataIndex, seriesScope);
		}

		function update(newDataIndex, oldDataIndex) {
			var line = oldData.getItemGraphicEl(oldDataIndex);
			var points = createLinePoints(data, newDataIndex, dimensions, coordSys);
			data.setItemGraphicEl(newDataIndex, line);
			graphic.updateProps(line, {
				shape: {
					points: points
				}
			}, seriesModel, newDataIndex);
			saveOldStyle(line);
			updateElCommon(line, data, newDataIndex, seriesScope);
		}

		function remove(oldDataIndex) {
			var line = oldData.getItemGraphicEl(oldDataIndex);
			dataGroup.remove(line);
		} // First create

		if (!this._initialized) {
			this._initialized = true;
			var clipPath = createGridClipShape(coordSys, seriesModel, function () {
				// Callback will be invoked immediately if there is no animation
				setTimeout(function () {
					dataGroup.removeClipPath();
				});
			});
			dataGroup.setClipPath(clipPath);
		}

		this._data = data;
	};

	ParallelView.prototype.incrementalPrepareRender = function (seriesModel, ecModel, api) {
		this._initialized = true;
		this._data = null;

		this._dataGroup.removeAll();
	};

	ParallelView.prototype.incrementalRender = function (taskParams, seriesModel, ecModel) {
		var data = seriesModel.getData();
		var coordSys = seriesModel.coordinateSystem;
		var dimensions = coordSys.dimensions;
		var seriesScope = makeSeriesScope(seriesModel);
		var progressiveEls = this._progressiveEls = [];

		for (var dataIndex = taskParams.start; dataIndex < taskParams.end; dataIndex++) {
			var line = addEl(data, this._dataGroup, dataIndex, dimensions, coordSys);
			line.incremental = true;
			updateElCommon(line, data, dataIndex, seriesScope);
			progressiveEls.push(line);
		}
	};

	ParallelView.prototype.remove = function () {
		this._dataGroup && this._dataGroup.removeAll();
		this._data = null;
	};

	ParallelView.type = 'parallel';
	return ParallelView;
}(ChartView);

function createGridClipShape(coordSys, seriesModel, cb) {
	var parallelModel = coordSys.model;
	var rect = coordSys.getRect();
	var rectEl = new graphic.Rect({
		shape: {
			x: rect.x,
			y: rect.y,
			width: rect.width,
			height: rect.height
		}
	});
	var dim = parallelModel.get('layout') === 'horizontal' ? 'width' : 'height';
	rectEl.setShape(dim, 0);
	graphic.initProps(rectEl, {
		shape: {
			width: rect.width,
			height: rect.height
		}
	}, seriesModel, cb);
	return rectEl;
}

function createLinePoints(data, dataIndex, dimensions, coordSys) {
	var points = [];

	for (var i = 0; i < dimensions.length; i++) {
		var dimName = dimensions[i];
		var value = data.get(data.mapDimension(dimName), dataIndex);

		if (!isEmptyValue(value, coordSys.getAxis(dimName).type)) {
			points.push(coordSys.dataToPoint(value, dimName));
		}
	}

	return points;
}

function addEl(data, dataGroup, dataIndex, dimensions, coordSys) {
	var points = createLinePoints(data, dataIndex, dimensions, coordSys);
	var line = new graphic.Polyline({
		shape: {
			points: points
		},
		// silent: true,
		z2: 10
	});
	dataGroup.add(line);
	data.setItemGraphicEl(dataIndex, line);
	return line;
}

function makeSeriesScope(seriesModel) {
	var smooth = seriesModel.get('smooth', true);
	smooth === true && (smooth = DEFAULT_SMOOTH);
	smooth = numericToNumber(smooth);
	eqNaN(smooth) && (smooth = 0);
	return {
		smooth: smooth
	};
}

function updateElCommon(el, data, dataIndex, seriesScope) {
	el.useStyle(data.getItemVisual(dataIndex, 'style'));
	el.style.fill = null;
	el.setShape('smooth', seriesScope.smooth);
	var itemModel = data.getItemModel(dataIndex);
	var emphasisModel = itemModel.getModel('emphasis');
	setStatesStylesFromModel(el, itemModel, 'lineStyle');
	toggleHoverEmphasis(el, emphasisModel.get('focus'), emphasisModel.get('blurScope'), emphasisModel.get('disabled'));
} // function simpleDiff(oldData, newData, dimensions) {
//     let oldLen;
//     if (!oldData
//         || !oldData.__plProgressive
//         || (oldLen = oldData.count()) !== newData.count()
//     ) {
//         return true;
//     }
//     let dimLen = dimensions.length;
//     for (let i = 0; i < oldLen; i++) {
//         for (let j = 0; j < dimLen; j++) {
//             if (oldData.get(dimensions[j], i) !== newData.get(dimensions[j], i)) {
//                 return true;
//             }
//         }
//     }
//     return false;
// }
// FIXME put in common util?

function isEmptyValue(val, axisType) {
	return axisType === 'category' ? val == null : val == null || isNaN(val); // axisType === 'value'
}

export default ParallelView;